{"description":"clear; close all; zetas = [1,0.5,0.2,0.1,0.01]; w_wn = linspace(0,2,100); Mds=[]; figure(); hold on; for idx=1:length(zetas) zeta = zetas(idx); Md = 1./sqrt((1-w_wn.^2).^2+4*zeta^2.*w_wn.^2); plot(w_wn, Md,'DisplayName',sprintf('zeta=%.2g',zeta)); end legend(); xlabel('\u52a0\u632f\u632f\u52d5\u6570\u6bd4w_wn'); ylabel('\u5909\u4f4d\u306e\u5fdc\u7b54\u500d\u7387M\u2026","type":"rich","title":"\u52a0\u632f\u5468\u6ce2\u6570\u03c9\u3068\u5909\u4f4d\u306e\u5fdc\u7b54\u500d\u7387Md/\u4f4d\u76f8\u89d2\u03a6\u306e\u95a2\u4fc2","author_name":"seinzumtode","blog_url":"https://seinzumtode.hatenadiary.jp/","categories":[],"image_url":"https://cdn-ak.f.st-hatena.com/images/fotolife/s/seinzumtode/20230501/20230501141523.png","height":"190","author_url":"https://blog.hatena.ne.jp/seinzumtode/","width":"100%","blog_title":"how to code something","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","url":"https://seinzumtode.hatenadiary.jp/entry/2023/05/01/141612","version":"1.0","published":"2023-05-01 14:16:12","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Fseinzumtode.hatenadiary.jp%2Fentry%2F2023%2F05%2F01%2F141612\" title=\"\u52a0\u632f\u5468\u6ce2\u6570\u03c9\u3068\u5909\u4f4d\u306e\u5fdc\u7b54\u500d\u7387Md/\u4f4d\u76f8\u89d2\u03a6\u306e\u95a2\u4fc2 - how to code something\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>"}